The Agricultural Respiratory Hazards Educational Series discusses the major occupational threats to the respiratory system of those who work in agriculture and related fields. These units are intended to be a practical manual for all those involved in intensive livestock or confined areas. Volume 1 focuses on potential problem areas in an operation that may stimulate respiratory problems in farm workers; respiratory responses to inhales agricultural substances, examining the onset of Bronchitis, Pharyngitis and Rhinitis to name a few; medical surveillance of the Agricultural workforce, detecting which population sectors are at greater risk to develop respiratory problems; finally approaches to prevention of the devlopment of respiratory problems.